Home / 7,365.16-10,151.22-5,447.08

Finding the Fourth Proportional to 7,365.16, 10,151.22 and 5,447.08

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Solution

The fourth proportional to 7,365.16, 10,151.22 and 5,447.08 is: 7,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.16 : 10,151.22 = 5,447.08 : x
  2. Step 2: Convert to fraction form
    7,365.16/10,151.22 = 5,447.08/x
  3. Step 3: Cross multiply
    7,365.16x = 10,151.22 × 5,447.08
  4. Step 4: Simplify right side
    7,365.16x = 55,294,507.44
  5. Step 5: Solve for x
    x = 55,294,507.44/7,365.16
  6. Step 6: Final answer
    x = 7,507.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.